The 70-447 exam: Upgrade: MCDBA Skills to MCITP Database Administrator by Using Microsoft SQL Server 2005 is retiring in March 2009. If you're an MCDBA in SQL Server 2000, this exam with the 70-431 will earn you the MCITP: Database Administrator in SQL Server 2005.
Microsoft has recently announced that all the exams that are scheduled to retire have their prices reduced by 40 percent. In the U.S., the normal price is $125, so this makes the price $75 ($50 off!).
This price reduction applies to all the exams retiring in March 2009. You can see the details here: